This MODIS image from the Terra satellite, acquired April 23, 2006, shows large fires burning in the foothills of the mountains that separate Russia (north) from Mongolia (south). The red dots show actively burning areas - the burn scars left from the fire are visible in dark brown. White smoke from the fires is blowing towards the southeast. This image is true color and using bands 1,3,4. Sensor: Terra/MODIS. Data Start Date: 4/23/06.